// axios基础封装
import axios from 'axios'
import 'element-plus/theme-chalk/el-message.css'
import { ElMessage } from 'element-plus'
import { useUserStore } from '@/stores/user'
import router from '@/router'

const httpInstance = axios.create({
  baseURL: 'http://pcapi-xiaotuxian-front-devtest.itheima.net',
  timeout: 12000
})

// axios拦截器

// 请求拦截器
httpInstance.interceptors.request.use(config => {
  // 1.从pinia获取token
  const userStore = useUserStore()
  // 2.如果存在token，按照接口添加到请求头中
  const token = userStore.userInfo.token
  if (token) {
    config.headers.Authorization = `Bearer ${token}`
  }
  return config
}, e => Promise.reject(e))

// 响应拦截器
httpInstance.interceptors.response.use(res => res.data, e => {
  // 统一错误提示
  ElMessage({
    type: 'error',
    message: e.response.data.message || '网络错误'
  })
  // 401token过期处理
  // 1.清除本地用户数据
  // 2.跳转到登录页
  if (e.response.status === 401) {
    const userStore = useUserStore()
    userStore.clearUserInfo()
    router.push('/login')
  }
  return Promise.reject(e)
})

export default httpInstance